Tour · 1981-07-20 · draw of 32
Hilversum 1981
ClayFinal
| 🇭🇺 Balazs Taroczy | d. | 🇨🇭 Heinz Gunthardt | 6-3 6-7 6-4 | H2H |
Semifinals
| 🇭🇺 Balazs Taroczy | d. | 🇨🇭 Roland Stadler | 6-2 6-1 | H2H |
| 🇨🇭 Heinz Gunthardt | d. | 🇵🇱 Wojtek Fibak | 6-3 6-1 | H2H |
Quarterfinals
| 🇨🇭 Roland Stadler | d. | 🇮🇱 Shlomo Glickstein | 6-3 6-3 | H2H |
| 🇨🇭 Heinz Gunthardt | d. | 🇨🇿 Tomas Smid | 6-3 6-0 | H2H |
| 🇭🇺 Balazs Taroczy | d. | 🇺🇸 Jeff Borowiak | 6-2 6-3 | H2H |
| 🇵🇱 Wojtek Fibak | d. | 🇺🇸 Erick Iskersky | 6-4 6-3 | H2H |
Round of 16
| 🇨🇭 Roland Stadler | d. | 🇿🇦 Raymond Moore | 6-0 6-1 | H2H |
| 🇺🇸 Erick Iskersky | d. | 🇫🇷 Eric Deblicker | 3-6 6-1 6-1 | H2H |
| 🇺🇸 Jeff Borowiak | d. | 🇦🇷 Guillermo Aubone | 6-2 6-2 | H2H |
| 🇨🇭 Heinz Gunthardt | d. | 🇦🇺 Dale Collings | 6-2 6-2 | H2H |
| 🇮🇱 Shlomo Glickstein | d. | 🇦🇺 Brad Guan | 6-3 6-3 | H2H |
| 🇨🇿 Tomas Smid | d. | 🇦🇷 Carlos Castellan | 6-3 6-4 | H2H |
| 🇭🇺 Balazs Taroczy | d. | 🇿🇦 Robbie Venter | 4-6 6-1 6-3 | H2H |
| 🇵🇱 Wojtek Fibak | d. | 🇿🇼 Haroon Ismail | 7-6 5-7 11-9 | H2H |
Round of 32
| 🇿🇦 Robbie Venter | d. | 🇺🇸 Mike Estep | 6-3 3-6 6-2 | H2H |
| 🇨🇭 Roland Stadler | d. | 🇩🇪 Klaus Eberhard | 6-3 2-6 6-2 | H2H |
| 🇿🇼 Haroon Ismail | d. | 🇨🇿 Jan Kodes | 6-2 4-6 6-3 | H2H |
| 🇦🇺 Brad Guan | d. | 🇪🇸 Miguel Mir | 6-4 6-1 | H2H |
| 🇫🇷 Eric Deblicker | d. | 🇳🇱 Louk Sanders | 6-2 6-4 | H2H |
| 🇦🇺 Dale Collings | d. | 🇦🇺 Wayne Pascoe | 6-2 7-6 | H2H |
| 🇦🇷 Carlos Castellan | d. | 🇨🇱 Ricardo Acuna | 7-5 6-1 | H2H |
| 🇦🇷 Guillermo Aubone | d. | 🇦🇹 Hans-Peter Kandler | 7-5 6-7 9-7 | H2H |
| 🇺🇸 Erick Iskersky | d. | 🇮🇳 Ramesh Krishnan | 6-0 6-2 | H2H |
| 🇿🇦 Raymond Moore | d. | 🇩🇪 Peter Elter | 6-4 6-3 | H2H |
| 🇺🇸 Jeff Borowiak | d. | 🇳🇱 Eric Wilborts | 6-3 6-4 | H2H |
| 🇨🇭 Heinz Gunthardt | d. | 🇦🇺 Warren Maher | 6-3 6-2 | H2H |
| 🇮🇱 Shlomo Glickstein | d. | 🇿🇼 Andrew Pattison | 7-5 7-6 | H2H |
| 🇨🇿 Tomas Smid | d. | 🇳🇱 Marc Albert | 6-0 6-2 | H2H |
| 🇭🇺 Balazs Taroczy | d. | 🇧🇴 Ramiro Benavides | 6-3 6-2 | H2H |
| 🇵🇱 Wojtek Fibak | d. | 🇺🇸 Tony Graham | 6-3 6-1 | H2H |